Home / 727,412.76-1,003,741.34-417,299.27

Finding the Fourth Proportional to 727,412.76, 1,003,741.34 and 417,299.27

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Solution

The fourth proportional to 727,412.76, 1,003,741.34 and 417,299.27 is: 575,822.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,412.76 : 1,003,741.34 = 417,299.27 : x
  2. Step 2: Convert to fraction form
    727,412.76/1,003,741.34 = 417,299.27/x
  3. Step 3: Cross multiply
    727,412.76x = 1,003,741.34 × 417,299.27
  4. Step 4: Simplify right side
    727,412.76x = 418,860,521,345.62
  5. Step 5: Solve for x
    x = 418,860,521,345.62/727,412.76
  6. Step 6: Final answer
    x = 575,822.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.